hydrogen

Henry Cavendish and the Weight of the Earth

Henry Cavendish and the Weight of the Earth

On October 10, 1731, British natural philosopher Henry Cavendish was born. A scientist as well as an important experimental and theoretical chemist and physicist, Cavendish is noted for his discovery of hydrogen or what he called “inflammable air“. Most notably, he determined the mass and density of the Earth. Henry Cavendish Henry Cavendish was born in Nice and attended a private school near London. He enrolled the University of Cambridge, but left without…
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Charles Green and his Record Balloon Flight

Charles Green and his Record Balloon Flight

On January 31, 1785, Charles Green was born, who was United Kingdom’s most famous balloonist of the 19th century. He experimented with coal gas as a cheaper and more readily available alternative to hydrogen for lifting power. In 1836, Green set a major long distance record in the balloon “Royal Vauxhall”, flying overnight from Vauxhall Gardens in London to Weilburg, Duchy of Nassau (Germany) a distance of 770 km. This record was not broken until…
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